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D31641.diff
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D31641.diff

diff --git a/lib/csu/aarch64/Makefile b/lib/csu/aarch64/Makefile
--- a/lib/csu/aarch64/Makefile
+++ b/lib/csu/aarch64/Makefile
@@ -2,7 +2,8 @@
.PATH: ${.CURDIR:H}/common
-CFLAGS+= -DCRT_IRELOC_SUPPRESS
+CFLAGS+= -I${.CURDIR}
+CFLAGS+= -DCRT_IRELOC_RELA
CRT1OBJS+= crt1_s.o
diff --git a/lib/csu/aarch64/crt1_c.c b/lib/csu/aarch64/crt1_c.c
--- a/lib/csu/aarch64/crt1_c.c
+++ b/lib/csu/aarch64/crt1_c.c
@@ -57,8 +57,10 @@
if (&_DYNAMIC != NULL)
atexit(cleanup);
- else
+ else {
+ process_irelocs();
_init_tls();
+ }
#ifdef GCRT
atexit(_mcleanup);
diff --git a/lib/csu/aarch64/reloc.c b/lib/csu/aarch64/reloc.c
new file mode 100644
--- /dev/null
+++ b/lib/csu/aarch64/reloc.c
@@ -0,0 +1,46 @@
+/*-
+ * Copyright (c) 2019 Leandro Lupori
+ * Copyright (c) 2021 The FreeBSD Foundation
+ *
+ * Portions of this software were developed by Andrew Turner
+ * under sponsorship from the FreeBSD Foundation.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#include <sys/cdefs.h>
+__FBSDID("$FreeBSD$");
+
+static void
+crt1_handle_rela(const Elf_Rela *r)
+{
+ typedef Elf_Addr (*ifunc_resolver_t)(
+ uint64_t, uint64_t, uint64_t, uint64_t,
+ uint64_t, uint64_t, uint64_t, uint64_t);
+ Elf_Addr *ptr, *where, target;
+
+ switch (ELF_R_TYPE(r->r_info)) {
+ case R_AARCH64_IRELATIVE:
+ ptr = (Elf_Addr *)r->r_addend;
+ where = (Elf_Addr *)r->r_offset;
+ target = ((ifunc_resolver_t)ptr)(0, 0, 0, 0, 0, 0, 0, 0);
+ *where = target;
+ break;
+ }
+}

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